Takeshi Akahane

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Carbon black, method for producing carbon black, and rubber composi...
- Patent number 9,914,835
- Issue date Mar 13, 2018
- Tokai Carbon Co., Ltd.
- Masashi Tsuruta
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Carbon black, method for producing carbon black, and rubber composi...
- Patent number 9,145,482
- Issue date Sep 29, 2015
- Tokai Carbon Co., Ltd.
- Ryusuke Harada
- B82 - NANO-TECHNOLOGY

Patents Applicationslast 30 patents

Information Patent Application
CARBON BLACK, METHOD FOR PRODUCING CARBON BLACK, AND RUBBER COMPOSI...
- Publication number 20160177102
- Publication date Jun 23, 2016
- TOKAI CARBON CO., LTD.
- Masashi Tsuruta
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
CARBON BLACK, METHOD FOR PRODUCING CARBON BLACK, AND RUBBER COMPOSI...
- Publication number 20130030108
- Publication date Jan 31, 2013
- TOKAI CARBON CO., LTD.
- Ryusuke Harada
- B82 - NANO-TECHNOLOGY